sat suite question viewer
A company designs and makes handbags. To estimate the mean weight of the handbags made by the company on a particular day, a sample of the handbags made by the company on that day was selected at random. Based on the sample, it is estimated that the mean weight of all handbags made by the company on that day is , with an associated margin of error of . Based on this estimate and associated margin of error, which of the following is the most plausible conclusion?
Explanation
Choice A is correct. It's given that the estimated mean weight of all handbags made by the company on a particular day is , with an associated margin of error of . It follows that plausible values for the mean weight are between and . Therefore, the most plausible conclusion is that the mean weight of all handbags made by the company on that day is between and .
Choice B is incorrect and may result from conceptual or calculation errors.
Choice C is incorrect and may result from conceptual or calculation errors.
Choice D is incorrect and may result from conceptual or calculation errors.